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LEESA A OLSON
NPI 1871331330
Assistant Behavior Analyst in Pasadena, CA

Active since July 18, 2024
177 E COLORADO BLVD STE 200, PASADENA, CA 91105(844) 669-7827 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 11, 2025, Jul 18, 2024 (2 updates tracked since 2024).

About Leesa A Olson NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LEESA A OLSON (NPI 1871331330) is an individual assistant behavior analyst provider in Pasadena, California and active in the NPI registry since July 2024.

NPPES Registry Identity

NPI1871331330
Entity TypeIndividualFemale
Primary Taxonomy106E00000X
Provider Legal NameLEESA A OLSON
Location Address177 E COLORADO BLVD STE 200Pasadena, CA 91105-1955
Mailing Address177 E Colorado Blvd Ste 200Pasadena, CA 91105-1955 · (844) 669-7827
Phone(844) 669-7827
Sole ProprietorYes
Enumeration DateJuly 18, 2024
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
NPPES CertifiedJuly 18, 2024
✔ NPI 1871331330 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAssistant Behavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code106E00000X
Definition
An assistant behavior analyst is qualified by Behavior Analyst Certification Board certification and/or a state-issued license or credential in behavior analysis to practice under the supervision of an appropriately credentialed professional behavior analyst. An assistant behavior analyst delivers services consistent with the dimensions of applied behavior analysis and supervision requirements defined in state laws or regulations and/or national certification standards. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing behavior-analytic treatment plans, training and supervising others in implementation of components of treatment plans, and direct implementation of treatment plans.

Other Names 1

Former Name (1)Leesa A Robertson

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMANTHA NICOLE GARCIA
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827
MR. SAUL ANDRES CAMPOS
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827
CHRISTINA MARIE ROSKILLY
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827
VERONICA RAMIREZ
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827
SOLVEIG L AARON
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (180) 033-7596
ANAHI REYNOSO
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827
HEIDY NUNEZ
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827
JESSICA TASHJIAN
Behavior Technician
177 E COLORADO BLVD STE 200
PASADENA, CA 91105
Los Angeles County (844) 669-7827

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leesa Olson's NPI number?

The NPI number for Leesa Olson is 1871331330. It was assigned to this individual provider in the NPPES registry on July 18, 2024. The provider is also known as Leesa A Robertson.

Where is Leesa Olson located?

Leesa Olson practices at 177 E Colorado Blvd Ste 200, Pasadena, CA 91105. The listed phone number is (844) 669-7827.

What is Leesa Olson's specialty?

The primary specialty registered for this NPI is Assistant Behavior Analyst with taxonomy code 106E00000X.

When was this NPI record last updated?

The NPPES record for Leesa Olson was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.